header{
    height: .5rem;
    background-color: #FF841D;
    color: #fff;
    display: flex;
    // justify-content:space-evenly;
    justify-content: space-between;
    align-items: center;
    
    a:nth-of-type(1) {
        display: flex;
        align-items: center;
        img{
            margin-left: .2rem;
            width: 1.85rem;
        }
    }
    
    
    a:nth-of-type(2) img{
        height: .34rem;
    }
}

#box{
    ul{
        display: flex;
        flex-direction: column;
        li{
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: .4rem;
            font: .16rem/.2rem "微软雅黑";
            color: #333;
            border-top: .01rem solid #ddd;
            padding: 0 .2rem;
            background-color: #f5f5f5;
            &:last-of-type{
                border-bottom: .01rem solid #ddd;
            }
          
        }
    }
}
#a{
    cursor: pointer !important;   
  }

#aa{
    cursor: pointer !important;
   
}
.box2{
    // display: flex ;
    // flex-wrap: wrap;
  
    border-top: .01rem solid #ddd;
    border-left: .01rem solid #ddd;
    width: 100% !important;
    // height: 0;
    // overflow: hidden;
    display: none;
    nav{
        float: left;
        display: flex;
        justify-content: center;
        align-items: flex-end;
        width: 25%;
        box-sizing: border-box;
        border-bottom: .01rem solid #ddd;
        border-right: .01rem solid #ddd;
        cursor: pointer;
        p{
            font: .13rem/.4rem "微软雅黑";
        }
    }
}